ASME Y14.5-2018: Dimensioning and Tolerancing Standard

By American Society of Mechanical Engineers (ASME)

ASME Y14.5-2018: Dimensioning and Tolerancing is the globally recognized standard that defines the rules, symbols, and practices for Geometric Dimensioning and Tolerancing (GD&T). Published by the American Society of Mechanical Engineers (ASME), it provides a common technical language for communicating design intent and allowable variation on engineering drawings and CAD models.

Used worldwide across mechanical design, manufacturing, inspection, and quality, this standard helps ensure that parts and assemblies fit properly, function reliably, and meet safety and compliance requirements. The 2018 edition includes up-to-date revisions in modern dimensioning practices, making it essential for students, educators, and industry professionals working with GD&T.

Key Features

• Comprehensive coverage of GD&T rules, definitions, and symbols
• Reflects revisions and clarifications adopted in the 2018 edition
• Improves drawing clarity and consistency across design and manufacturing
• Widely adopted for CAD, inspection, and quality documentation workflows
• Required reference for many engineering, machining, and inspection roles

Who Should Buy This?

• Mechanical engineers and designers applying GD&T on drawings and CAD models
• Manufacturing and production teams ensuring conformance to ASME standards
• Inspectors, machinists, and quality professionals interpreting tolerances
• Students and educators in drafting, design, and engineering programs

Why It’s Essential

• Establishes a shared, standardized GD&T language for global supply chains
• Reduces misinterpretation risk between design, manufacturing, and inspection
• Supports accurate tolerance analysis and functional part acceptance
• Strengthens compliance and documentation quality for regulated environments
• Professional-grade reference for engineering and quality systems

About the Publisher

The American Society of Mechanical Engineers (ASME) is a leading standards organization that develops widely adopted engineering codes and technical standards used across design, manufacturing, energy, and industrial sectors worldwide. ASME standards are relied upon to improve safety, interoperability, and quality across engineering practice.

Why Buy from BooksGoat?

• Best market pricing
• Free worldwide shipping
• Bulk and wholesale discounts
• Secure, tracked delivery

The global reference for GD&T clarity, manufacturing precision, and inspection accuracy.
Order today from BooksGoat and stay compliant with the ASME Y14.5-2018 standard.

Product Details

• Title: ASME Y14.5-2018: Dimensioning and Tolerancing
• Edition: 2018
• Publisher: American Society of Mechanical Engineers (ASME)
• ISBN-13: 9780791872192
• Format: Paperback / Softcover
• Pages: 350+
• Dimensions: 8.5 × 11 inches
• Stock Status: In Stock
• Price: $149.99
• Shipping: Free shipping on orders over $50

Standout Features

• Official ASME GD&T reference standard used worldwide
• Clear definitions, symbols, and rules for functional tolerancing
• Supports consistent interpretation across CAD, machining, and inspection
• Essential for quality systems and technical documentation
• Widely used for training, coursework, and professional compliance

Table of Contents (Highlights)

• General Dimensioning Rules
• Symbols, Terms, and Definitions
• Tolerancing Fundamentals
• Datums and Datum Features
• Form and Orientation Controls
• Location and Profile Controls
• Runout and Circularity
• Dimensioning of Features and Assemblies
• Drawing Notes and Supplementary Information
• Annexes: Application Examples and Case Studies

FAQs

• Is this the official ASME standard?
  Yes, this is the official ASME Y14.5-2018 standard published by ASME.
• Does it cover GD&T?
  Yes. It provides complete rules, symbols, and definitions for Geometric Dimensioning and Tolerancing.
• Is it suitable for students?
  Yes. It is widely used in engineering and drafting programs to teach GD&T fundamentals and applications.
• Who uses ASME Y14.5?
  Engineers, CAD designers, manufacturers, machinists, inspectors, and quality teams worldwide.